Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 09:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe
Resource
win11ltsc2024-20260911-en
2 signatures
150 seconds
General
- Target 2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe
- Size 177KB
- Sample260930-lcjsaaszfs
- SHA256 11af9d9afedd3e7c6f3663766142655fb21c31f9766458506e0c5708ef4efe95
- MD5 986417de1729a9448a25bed7fbae7d58
- SHA1 64b8c6281bc24842b8f66150e8296b4c16e6bb61
- SHA512 5344a2db8da5ea78f8034115f9bf3f537a49cc61a90e996c7763a9f9dc238704816c4c05e6b42eb69770f8e32c35586c14de8f8ea08e6f3702ce0be41ad1bc29
- SSDEEP 3072:6K7H8FOEdJ5E07gBG5KEd05H5JQOQsWvKCw41IAS:PJ+5ENcKEg6K141IA
- TLSH T1C0049D1036F0C472C8B61D305864CBB05A7AF87159A0D69BB794BBBE2F343F19A76346
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes a file named after a Windows system binary 1 TTPs 1 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
description ioc Process File opened (read-only) C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe sihost.exe - Executes dropped EXE 3 IoCs
pid Process 1236 sihost.exe 2364 sihost.exe 3720 sihost.exe - Program crash 3 IoCs
pid pid_target Process procid_target 1736 4092 WerFault.exe 84 5012 2364 WerFault.exe 115 2208 3720 WerFault.exe 121 - System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sihost.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3940 schtasks.exe 4764 schtasks.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4092 wrote to memory of 4764 4092 2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe 85 PID 1236 wrote to memory of 3940 1236 sihost.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-30_986417de1729a9448a25bed7fbae7d58_amadey_elex_rhadamanthys_smoke-loader_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4092 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4764
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 5322⤵
- Program crash
PID:1736
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4092 -ip 40921⤵PID:2080
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes a file named after a Windows system binary
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1236 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3940
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes dropped EXE
PID:2364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 4442⤵
- Program crash
PID:5012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2364 -ip 23641⤵PID:4060
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes dropped EXE
PID:3720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 4482⤵
- Program crash
PID:2208
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3720 -ip 37201⤵PID:2316
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe
- Size 177KB
- SHA256 11af9d9afedd3e7c6f3663766142655fb21c31f9766458506e0c5708ef4efe95
- MD5 986417de1729a9448a25bed7fbae7d58
- SHA1 64b8c6281bc24842b8f66150e8296b4c16e6bb61
- SHA512 5344a2db8da5ea78f8034115f9bf3f537a49cc61a90e996c7763a9f9dc238704816c4c05e6b42eb69770f8e32c35586c14de8f8ea08e6f3702ce0be41ad1bc29
- SSDEEP 3072:6K7H8FOEdJ5E07gBG5KEd05H5JQOQsWvKCw41IAS:PJ+5ENcKEg6K141IA
- TLSH T1C0049D1036F0C472C8B61D305864CBB05A7AF87159A0D69BB794BBBE2F343F19A76346
- MD5 SHA1 SHA512 SSDEEP TLSH